💡 The paper addresses the challenges of conducting large scale multi agent simulations with existing platforms, which include limited scalability, low efficiency, and effort intensive management processes. To overcome these challenges, the authors enhance the AgentScope platform by introducing several new features and components. They propose an actor based distributed mechanism to improve scalability and efficiency, and provide flexible environment support to simulate various real world scenarios. This allows for parallel execution of multiple agents, centralized workflow orchestration, and interactions among agents. The authors also integrate a configurable tool and an automatic background generation pipeline to simplify the process of creating agents with diverse background settings. Additionally, they provide a web based interface for monitoring and managing a large number of agents across multiple devices. The authors conduct a comprehensive simulation to demonstrate the effectiveness of the proposed enhancements and release the source code on GitHub to inspire further research and development in large scale multi agent simulations. The results show the great potential of applying multi agent systems in large scale simulations, and the enhancements to AgentScope improve its convenience and flexibility for supporting very large scale multi agent simulations.